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-rw-r--r--docs/about/deprecated.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst
index 5a2305ccd6..36bd3e15ef 100644
--- a/docs/about/deprecated.rst
+++ b/docs/about/deprecated.rst
@@ -229,6 +229,14 @@ The Nios II architecture is orphan.
 The machine is no longer in existence and has been long unmaintained
 in QEMU. This also holds for the TC51828 16MiB flash that it uses.
 
+``pseries-2.1`` up to ``pseries-2.11`` (since 9.0)
+''''''''''''''''''''''''''''''''''''''''''''''''''
+
+Older pseries machines before version 2.12 have undergone many changes
+to correct issues, mostly regarding migration compatibility. These are
+no longer maintained and removing them will make the code easier to
+read and maintain. Use versions 2.12 and above as a replacement.
+
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